JPWO2021153752A5 - - Google Patents
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- JPWO2021153752A5 JPWO2021153752A5 JP2021574701A JP2021574701A JPWO2021153752A5 JP WO2021153752 A5 JPWO2021153752 A5 JP WO2021153752A5 JP 2021574701 A JP2021574701 A JP 2021574701A JP 2021574701 A JP2021574701 A JP 2021574701A JP WO2021153752 A5 JPWO2021153752 A5 JP WO2021153752A5
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- conductive polymer
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- 229920001940 conductive polymer Polymers 0.000 description 8
- 239000003792 electrolyte Substances 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 125000000542 sulfonic acid group Chemical group 0.000 description 3
- 229920000144 PEDOT:PSS Polymers 0.000 description 2
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 description 2
- -1 poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 101150065749 Churc1 gene Proteins 0.000 description 1
- 102100038239 Protein Churchill Human genes 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002052 molecular layer Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
Description
高温環境においてもＥＳＲの上昇および静電容量の低下を抑制する効果が高い点で、第１の導電性高分子は、ポリ（３，４－エチレンジオキシチオフェン）（ＰＥＤＯＴ）に、スルホン酸基を含む原子団を導入したものであってもよい。例えば、第１の導電性高分子は、以下の化学式で示す構成単位を含んでもよいし、以下の化学式で示す構成単位からなるものであってもよい。 The first conductive polymer is poly(3,4-ethylenedioxythiophene) (PEDOT) with sulfonic acid group It may be one in which an atomic group containing is introduced. For example, the first conductive polymer may contain structural units represented by the following chemical formulas , or may consist of structural units represented by the following chemical formulas.
上記の式において、Ｒは有機鎖を表す。Ｒは、炭化水素鎖によって構成されてもよく、炭化水素鎖に加えて、エーテル結合や分岐状のアルキル基や他の置換基を含んでもよい。上記の式において、スルホン酸基を塩としてもよい。Ｒの例には、（骨格側）－ＣＨ ２ －Ｏ－（ＣＨ ２ ） ２ －（ＣＨＣＨ ３ ）－（スルホン酸基側）などが含まれる。 In the above formula, R represents an organic chain. R may be composed of a hydrocarbon chain, and may contain an ether bond, a branched alkyl group, or other substituents in addition to the hydrocarbon chain. In the formula above, the sulfonic acid group may be a salt. Examples of R include (skeleton side) —CH 2 —O—(CH 2 ) 2 —(CHCH 3 )— (sulfonic acid group side) and the like.
電解質層における液状成分（Ｌ）の含有率は、６０～９９質量％の範囲（たとえば７０～９５質量％の範囲）にあってもよい。電解質層中の固形分における第１の導電性高分子の含有率は、１～１００質量％の範囲（たとえば１～４５質量％の範囲）にあってもよい。電解質層中の固形分における第２の導電性高分子およびドーパントの合計の含有率は、１～９９質量％の範囲（たとえば５５～９９質量％の範囲）にあってもよい。電解質層において、（第１の導電性高分子の質量）：（第２の導電性高分子とドーパントの合計の質量）＝１０：９０～４５：５５の関係が満たされてもよい。 The content of the liquid component (L) in the electrolyte layer may be in the range of 60-99% by mass (for example, in the range of 70-95% by mass ) . The content of the first conductive polymer in the solid content in the electrolyte layer may be in the range of 1 to 100% by mass (for example, in the range of 1 to 45 % by mass ) . The total content of the second conductive polymer and the dopant in solids in the electrolyte layer may be in the range of 1-99% by mass (eg, in the range of 55-99% by mass ) . In the electrolyte layer, the relationship of (mass of first conductive polymer):(sum of mass of second conductive polymer and dopant)=10:90 to 45:55 may be satisfied.
（工程（ｉ））
工程（ｉ）は、表面に誘電体層を有する陽極体を含むコンデンサ素子前駆体を準備する工程である。工程（ｉ）は、公知の方法でコンデンサ素子前駆体を形成する工程であってもよい。
(Step (i))
Step (i) is a step of preparing a capacitor element precursor including an anode body having a dielectric layer on its surface. Step (i) may be a step of forming a capacitor element precursor by a known method.
以上のようにして、工程（ii）を行った。工程（ii）によって、陽極体の誘電体層上に形成された第１の高分子層（ＰＥＤＯＴ：ＰＳＳ層）と、第１の高分子層上に形成された第２の高分子層（自己ドープ型導電性高分子層）とを含む電解質層を形成した。 Step (ii) was performed as described above. In step (ii), a first polymer layer (PEDOT:PSS layer) formed on the dielectric layer of the anode body and a second polymer layer (self A doped conductive polymer layer) was formed.
以上のようにして、工程（ii）を行った。工程（ii）によって、陽極体の誘電体層上に形成された第１の高分子層（自己ドープ型導電性高分子層）と、第１の高分子層上に形成された第２の高分子層（ＰＥＤＯＴ：ＰＳＳ層）とを含む電解質層を形成した。 Step (ii) was performed as described above. In step (ii), a first polymer layer (self-doping conductive polymer layer) formed on the dielectric layer of the anode body and a second high polymer layer formed on the first polymer layer An electrolyte layer including a molecular layer (PEDOT:PSS layer ) was formed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020015780 | 2020-01-31 | ||
| PCT/JP2021/003301 WO2021153752A1 (en) | 2020-01-31 | 2021-01-29 | Electrolytic capacitor and method for producing same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021153752A1 JPWO2021153752A1 (en) | 2021-08-05 |
| JPWO2021153752A5 true JPWO2021153752A5 (en) | 2022-09-22 |
Family
ID=77078250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021574701A Pending JPWO2021153752A1 (en) | 2020-01-31 | 2021-01-29 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20220367120A1 (en) |
| JP (1) | JPWO2021153752A1 (en) |
| CN (1) | CN115023781A (en) |
| WO (1) | WO2021153752A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023162914A1 (en) * | 2022-02-28 | 2023-08-31 | パナソニックＩｐマネジメント株式会社 | Electrolytic capacitor |
| WO2023162915A1 (en) * | 2022-02-28 | 2023-08-31 | パナソニックＩｐマネジメント株式会社 | Electrolytic capacitor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5995262B2 (en) * | 2011-03-06 | 2016-09-21 | ヘレウス ドイチェラント ゲーエムベーハー ウント カンパニー カーゲー | Method for improving the electrical parameters in capacitors containing PEDOT / PSS as solid electrolyte by means of polyglycerol |
| DE102012018976A1 (en) * | 2012-09-27 | 2014-03-27 | Heraeus Precious Metals Gmbh & Co. Kg | Use of mixtures of self-doped and externally doped conductive polymers in a capacitor |
| JPWO2018221096A1 (en) * | 2017-05-31 | 2020-04-02 | パナソニックＩｐマネジメント株式会社 | Electrolytic capacitor and method of manufacturing the same |
| WO2018235434A1 (en) * | 2017-06-22 | 2018-12-27 | パナソニックＩｐマネジメント株式会社 | Electrolytic capacitor and method for producing same |
| JP7054859B2 (en) * | 2017-09-15 | 2022-04-15 | パナソニックＩｐマネジメント株式会社 | Electrolytic capacitor |
-
2021
- 2021-01-29 WO PCT/JP2021/003301 patent/WO2021153752A1/en active Application Filing
- 2021-01-29 CN CN202180011097.4A patent/CN115023781A/en active Pending
- 2021-01-29 JP JP2021574701A patent/JPWO2021153752A1/ja active Pending
-
2022
- 2022-07-20 US US17/813,606 patent/US20220367120A1/en active Pending
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